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author | Grazvydas Ignotas <notasas@gmail.com> | 2010-11-04 00:13:47 +0200 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2010-11-15 13:27:00 -0500 |
commit | cb7bbc7a5535ab2333915b83391e1d846a0914df (patch) | |
tree | 07d88b56c87b9a1ff2764b25d47c102169d665ca /drivers/net/wireless/wl1251 | |
parent | f81c1f48384d398dbe8f6c5b10377c7158086791 (diff) | |
download | linux-stable-cb7bbc7a5535ab2333915b83391e1d846a0914df.tar.gz linux-stable-cb7bbc7a5535ab2333915b83391e1d846a0914df.tar.bz2 linux-stable-cb7bbc7a5535ab2333915b83391e1d846a0914df.zip |
wl1251: add power callback to wl1251_if_operations
Call interface specific power callback before calling board specific
one. Also allow that callback to fail. This is how it's done for
wl1271 and will be used for runtime_pm support.
Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Acked-by: Kalle Valo <kvalo@adurom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/wl1251')
-rw-r--r-- | drivers/net/wireless/wl1251/main.c | 15 | ||||
-rw-r--r-- | drivers/net/wireless/wl1251/sdio.c | 8 | ||||
-rw-r--r-- | drivers/net/wireless/wl1251/spi.c | 9 | ||||
-rw-r--r-- | drivers/net/wireless/wl1251/wl1251.h | 1 |
4 files changed, 25 insertions, 8 deletions
diff --git a/drivers/net/wireless/wl1251/main.c b/drivers/net/wireless/wl1251/main.c index 7a8762553cdc..012e1a4016fe 100644 --- a/drivers/net/wireless/wl1251/main.c +++ b/drivers/net/wireless/wl1251/main.c @@ -52,14 +52,14 @@ void wl1251_disable_interrupts(struct wl1251 *wl) wl->if_ops->disable_irq(wl); } -static void wl1251_power_off(struct wl1251 *wl) +static int wl1251_power_off(struct wl1251 *wl) { - wl->set_power(false); + return wl->if_ops->power(wl, false); } -static void wl1251_power_on(struct wl1251 *wl) +static int wl1251_power_on(struct wl1251 *wl) { - wl->set_power(true); + return wl->if_ops->power(wl, true); } static int wl1251_fetch_firmware(struct wl1251 *wl) @@ -152,9 +152,12 @@ static void wl1251_fw_wakeup(struct wl1251 *wl) static int wl1251_chip_wakeup(struct wl1251 *wl) { - int ret = 0; + int ret; + + ret = wl1251_power_on(wl); + if (ret < 0) + return ret; - wl1251_power_on(wl); msleep(WL1251_POWER_ON_SLEEP); wl->if_ops->reset(wl); diff --git a/drivers/net/wireless/wl1251/sdio.c b/drivers/net/wireless/wl1251/sdio.c index 74ba9ced5393..02851901677e 100644 --- a/drivers/net/wireless/wl1251/sdio.c +++ b/drivers/net/wireless/wl1251/sdio.c @@ -171,8 +171,12 @@ static void wl1251_disable_line_irq(struct wl1251 *wl) return disable_irq(wl->irq); } -static void wl1251_sdio_set_power(bool enable) +static int wl1251_sdio_set_power(struct wl1251 *wl, bool enable) { + if (wl->set_power) + wl->set_power(enable); + + return 0; } static struct wl1251_if_operations wl1251_sdio_ops = { @@ -181,6 +185,7 @@ static struct wl1251_if_operations wl1251_sdio_ops = { .write_elp = wl1251_sdio_write_elp, .read_elp = wl1251_sdio_read_elp, .reset = wl1251_sdio_reset, + .power = wl1251_sdio_set_power, }; static int wl1251_platform_probe(struct platform_device *pdev) @@ -239,7 +244,6 @@ static int wl1251_sdio_probe(struct sdio_func *func, wl_sdio->func = func; wl->if_priv = wl_sdio; wl->if_ops = &wl1251_sdio_ops; - wl->set_power = wl1251_sdio_set_power; if (wl12xx_board_data != NULL) { wl->set_power = wl12xx_board_data->set_power; diff --git a/drivers/net/wireless/wl1251/spi.c b/drivers/net/wireless/wl1251/spi.c index 88fa8e69d0d1..ac872b38960f 100644 --- a/drivers/net/wireless/wl1251/spi.c +++ b/drivers/net/wireless/wl1251/spi.c @@ -215,12 +215,21 @@ static void wl1251_spi_disable_irq(struct wl1251 *wl) return disable_irq(wl->irq); } +static int wl1251_spi_set_power(struct wl1251 *wl, bool enable) +{ + if (wl->set_power) + wl->set_power(enable); + + return 0; +} + static const struct wl1251_if_operations wl1251_spi_ops = { .read = wl1251_spi_read, .write = wl1251_spi_write, .reset = wl1251_spi_reset_wake, .enable_irq = wl1251_spi_enable_irq, .disable_irq = wl1251_spi_disable_irq, + .power = wl1251_spi_set_power, }; static int __devinit wl1251_spi_probe(struct spi_device *spi) diff --git a/drivers/net/wireless/wl1251/wl1251.h b/drivers/net/wireless/wl1251/wl1251.h index e113d4c1fb35..13fbeeccf609 100644 --- a/drivers/net/wireless/wl1251/wl1251.h +++ b/drivers/net/wireless/wl1251/wl1251.h @@ -256,6 +256,7 @@ struct wl1251_if_operations { void (*write)(struct wl1251 *wl, int addr, void *buf, size_t len); void (*read_elp)(struct wl1251 *wl, int addr, u32 *val); void (*write_elp)(struct wl1251 *wl, int addr, u32 val); + int (*power)(struct wl1251 *wl, bool enable); void (*reset)(struct wl1251 *wl); void (*enable_irq)(struct wl1251 *wl); void (*disable_irq)(struct wl1251 *wl); |